. >> number five, one of mysteries of be unlobbed in san francisco this morning when nasa reveal -- reveals what mars rover discovered in soil sample. scientists call the discovery historic and will announce it at 9:00 in san francisco. >> could it involve h2o which is what wee been having around here? >>> too much of it, going to get a break, good morning. reinforcing how dry it is with the lack of radar returns this morning many 39 napa, santa rosa rest of us in the 40s fog in the north bay valleys. by the afternoon, high clouds and sunshine upper 50s at the coast, the rest of us in the low to mid 60s. >>> back to the bay bridge toll, metering lights on backing towards the west grand or past the west grand overcrossing towards the macarthur maze trouble spots not as bad as issue north 101 at embarcadero road accident in clearing phases, accident southbound 680 at treat, walnut creek. comparatively, nice morning. >>> thank you for joining us,. the abc7 morning news continues in 25 minutes with news, weather and traffic, during "good morning america." >> we are always on at abc7news.com. yo